{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# 添加自定义字段：hostname"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "2020-11-25 09:05:31,117 - DESKTOP-EFDSAFO - Hello World!\n"
     ]
    }
   ],
   "source": [
    "import logging\n",
    "from socket import gethostname\n",
    "\n",
    "logging.basicConfig(level=logging.DEBUG,\n",
    "                    format='%(asctime)s - %(hostname)s - %(message)s')\n",
    "\n",
    "\n",
    "class NewLogger(logging.Logger):\n",
    "    def makeRecord(self, *args, **kwargs):\n",
    "        rv = super(NewLogger, self).makeRecord(*args, **kwargs)\n",
    "        rv.__dict__['hostname'] = gethostname()\n",
    "        # print(rv.__dict__)\n",
    "        return rv\n",
    "\n",
    "\n",
    "logging.setLoggerClass(NewLogger)\n",
    "\n",
    "logger = logging.getLogger(__name__)\n",
    "logger.info('Hello World!')"
   ]
  }
 ],
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   "title_cell": "Table of Contents",
   "title_sidebar": "Contents",
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   "types_to_exclude": [
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